7 × 37 × 857

Prime Factor Structure

Factorization String 7 × 37 × 857

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 260,832

Proper Divisor Sum 38,869

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #221957 ← → #221987

1 7 37 259 857 5,999 31,709 221,963

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

221,963 665,890 332,945 998,836 499,418 249,709 749,128 374,564 187,282 93,641 280,924 140,462 70,231 210,694 105,347 316,042 158,021 474,064 237,032 118,516 59,258 29,629 88,888 44,444 22,222 11,111 33,334 16,667 50,002 25,001 75,004 37,502 18,751 56,254 28,127 84,382 42,191 126,574 63,287 189,862 94,931 284,794 142,397 427,192 213,596 106,798 53,399 160,198 80,099 240,298 120,149 360,448 180,224 90,112 45,056 22,528 11,264 5,632 2,816 1,408

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.